#########
# Assignment #K
###########
# functions

def scat(kitty):
    return kitty **2

def circum(pup):
    return 3.1417 * 2 * pup

def circarea(pup):
    return 3.1417*scat(pup)

def recarea(a,b):
    return a * b


#### main #####
# squaring stuff

a = input("Gimme a number ")

b = input("Gimme another number ")

# print "Youse first numba squared is ", scat(a)
# print "The sum of the numbers squared is ", scat(a+b)
# print "The square of the second number squared is ",scat(scat(b))

# print "The circumference of a circle with radius ",b, " is ", circum(b)
# print "The area of a circle with radius ",b," is ", circarea(b)

# rectarea = a * b
# print "The area of a rectangle with sides of ", a, " and ",b, " is ", rectarea
# print "The area of a rectangle with sides of ", a, " and ",b, " is ", recarea(a,b)

quit = 1
while quit == 1:
    print "Please choose the number corresponding to your choice : "
    print " 1 - Calculate area of circle with radius of b"
    print " 2 - Calculate circumference of circle with radius b"
    print " 3 - Calculate area of rectangle with sides a and b "
    print " 4 - Calculate area of square with sides of a"
    print " 5 - End "
    choice = input("Enter your choice: ")
    if choice == 1:
        print "The area of a circle with radius ",b," is ", circarea(b)
    elif choice == 2:
        print "The circumference of a circle with radius ",b, " is ", circum(b)
    elif choice == 3:
        print "The area of a rectangle with sides of ", a, " and ",b, " is ", recarea(a,b)
    elif choice == 4:
        print "The area of a square with sides of ",a," is ", scat(a)
    elif choice == 5:
        quit = 0
    else:
        print "That was not a valid choice"
    print
        

print "Thank you"